CONFIG_RISCV_PMU_LEGACY: RISC-V legacy PMU implementation

General informations

The Linux kernel configuration item CONFIG_RISCV_PMU_LEGACY:

• prompt: RISC-V legacy PMU implementation
• type: bool
• depends on: CONFIG_RISCV_PMU
• defined in drivers/perf/Kconfig
• found in Linux kernels: 5.18–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

Say y if you want to use the legacy CPU performance monitor implementation on RISC-V based systems. This only allows counting of cycle/instruction counter and doesn't support counter overflow, or programmable counters. It will be removed in future.

Hardware

LKDDb

Raw data from LKDDb:

• lkddb platform "riscv-pmu-legacy" : CONFIG_PERF_EVENTS CONFIG_RISCV_PMU_LEGACY : drivers/perf/riscv_pmu_legacy.c # in 5.18–5.19, 6.0–6.12, 6.13-rc+HEAD

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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